Job Description
This role requires the ability to work lawfully in the U.S. without employment-based immigration sponsorship, now or in the future. Are you ready to support and evolve next generation wireless infrastructure? As a System Engineer IV 5G HMNO (RAN & CORE), you will lead engineering activities across implementation and operations of 5G network systems. You will partner with cross-functional teams to design, deploy, integrate, troubleshoot, and support 5G Core, RAN, and other platforms that power Spectrum Mobile services. This role ensures system reliability, performance, and scalability while driving continuous improvements across the HMNO network. How You’ll Make An Impact Design, implement, integrate, configure, troubleshoot, and support 5G HMNO systems across Core, RAN, and Spectrum Mobile environments Lead deployment activities including configuration, validation, and integration of network elements Monitor network performance and proactively identify, troubleshoot, and resolve system issues Support day to day operations including incident response, root cause analysis, and service restoration Analyze and optimize system performance, capacity, and reliability to meet service level objectives Develop and maintain technical documentation, standards, and operational procedures Provide technical guidance and support to regional and cross functional teams Participate in on call rotation to ensure continuous support for critical wireless infrastructure Drive continuous improvement initiatives to enhance automation, monitoring, and operational efficiency Ensure compliance with company standards and applicable regulatory requirements Working Conditions Hybrid office environment with after hours support as part of on call rotation Required Qualifications What You’ll Bring to Spectrum Required Skills/Abilities And Knowledge Ability to read, write, speak and understand English Ability to use personal computer and software applications Systems knowledge (Linux, Unix) Infrastructure knowledge (Raw Iron, Steel Cloud, ElasticCloud, OpenStack, AWS) Ability to work in a team environment In-depth knowledge in areas of specialty for specific applications, and general knowledge of supporting or integrating applications creating platform ecosystems. Basic Knowledge in TCP/IP and the OSI Model Expert knowledge in using ticketing and software tools to support the current operations. Expert knowledge of software designing software, such as Visio Ability to perform duties in a very fast pace environment and ability to learn new technology quickly Ability to use the following office equipment telephone, copier, fax, and calculator Ability to use personal computer and software applications Knowledge of Microsoft Office General knowledge of OSI stack and application architectures Education Bachelor’s degree in computer science, Electrical Engineering, or related field or equivalent work experience; May require Industry Standard Certifications Experience 6+ System or Server Administration 5+ years of experience in wireless network engineering or telecommunications Hands-on experience with 5G technologies, including Core and/or RAN environments Experience supporting production network environments from deployment through operations Skills Strong understanding of 5G architecture including Core (AMF, SMF, UPF) and RAN components Knowledge of wireless technologies including LTE, 5G NR, and CBRS Understanding of networking fundamentals (TCP/IP, routing, switching, OSI model) Experience with network monitoring, troubleshooting, and performance analysis tools Demonstrable ability to perform incident management support and detemine root cause analysis Familiarity with ticketing systems and operational workflows Ability to work in a fast-paced environment and manage multiple priorities Strong communication skills with ability to collaborate across teams Proficiency with standard engineering tools and documentation platforms Preferred Qualifications Education / Certifications Industry certifications (e.g., 5G, Cisco, Nokia, Ericsson, AWS, or equivalent) Skills Experience with HMNO environments or large-scale mobile network operators Knowledge of automation and scripting (Python, Ansible, etc.) Familiarity with cloud-native 5G Core architectures and virtualization technologies Understanding of Spectrum Mobile products and services ISY308 2026-72